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  <title>不区分大小写的正则表达式替换</title>
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  <div id="layout-content"><div id="function.eregi-replace" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">eregi_replace</h1>
  <p class="verinfo">(PHP 4, PHP 5)</p><p class="refpurpose"><span class="refname">eregi_replace</span> &mdash; <span class="dc-title">不区分大小写的正则表达式替换</span></p>

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 <div class="refsect1 unknown-unknown-unknown-seealsr" id="refsect1-function.eregi-replace-unknown-unknown-unknown-seealsr">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>eregi_replace</strong></span>
    ( <span class="methodparam"><span class="type">string</span> <code class="parameter">$pattern</code></span>
   , <span class="methodparam"><span class="type">string</span> <code class="parameter">$replacement</code></span>
   , <span class="methodparam"><span class="type">string</span> <code class="parameter">$string</code></span>
   ) : <span class="type">string</span></div>

  <p class="para rdfs-comment">
   本函数和 <span class="function"><a href="ereg_replace.html" class="function">ereg_replace()</a></span>
   完全相同，只除了在匹配字母字符时忽略大小写的区别。
  </p>
  <p class="para">
   <div class="example" id="example-5885">
    <p><strong>Example #1 高亮搜索结果</strong></p>
    <div class="example-contents">
<div class="phpcode"><pre><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br />$pattern&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #DD0000">'(&gt;[^&lt;]*)('</span><span style="color: #007700">.&nbsp;</span><span style="color: #0000BB">quotemeta</span><span style="color: #007700">(</span><span style="color: #0000BB">$_GET</span><span style="color: #007700">[</span><span style="color: #DD0000">'search'</span><span style="color: #007700">])&nbsp;.</span><span style="color: #DD0000">')'</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$replacement&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #DD0000">'\\1&lt;span&nbsp;class="search"&gt;\\2&lt;/span&gt;'</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$body&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">eregi_replace</span><span style="color: #007700">(</span><span style="color: #0000BB">$pattern</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$replacement</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$body</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?&gt;</span>
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</pre></div>
    </div>

   </div>
  </p>
  <p class="para">
   参见 <span class="function"><a href="ereg.html" class="function">ereg()</a></span>，<span class="function"><a href="eregi.html" class="function">eregi()</a></span>
   和 <span class="function"><a href="ereg_replace.html" class="function">ereg_replace()</a></span>。
  </p>
 </div>

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